EEWORLDEEWORLDEEWORLD

Part Number

Search

VEM64T3-1.250-1.5/0+50

Description
HCMOS Output Clock Oscillator
CategoryPassive components    oscillator   
File Size142KB,1 Pages
ManufacturerEuroquartz
Websitehttp://www.euroquartz.co.uk/
Environmental Compliance
Download Datasheet Parametric View All

VEM64T3-1.250-1.5/0+50 Overview

HCMOS Output Clock Oscillator

VEM64T3-1.250-1.5/0+50 Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerEuroquartz
package instructionSMD, 6 PIN
Reach Compliance Codecompliant
Other featuresSYMMETRY OF 55/45% & STD. CONTROL VOLTAGE OF 0.5 TO 2.5V ALSO AVAILABLE
Ageing1 PPM/FIRST YEAR
Maximum control voltage5.5 V
Minimum control voltage3.5 V
maximum descent time10 ns
Frequency Adjustment - MechanicalNO
Frequency offset/pull rate6 ppm
frequency stability1.5%
Installation featuresSURFACE MOUNT
Nominal operating frequency1.25 MHz
Maximum operating temperature50 °C
Minimum operating temperature
Oscillator typeHCMOS
Output load15 pF
physical size11.4mm x 9.6mm x 3.0mm
longest rise time10 ns
Nominal supply voltage3 V
surface mountYES
maximum symmetry60/40 %
EURO
QUARTZ
CMOS, 6 pad SMD, MHz Range
Miniature 11.4 x 9.6 x 3.0mm SMD package
Wide frequency range: 1.25MHz to 156.0MHz
Supply voltage 2.8, 3.0, 3.3 or 5.0 Volts
Frequency stability from ±1ppm over -30 to +75°C
RoHS compliant
EM64T TCXO
1.25MHz to 156.0MHz
EM64GT - OUTLINES AND DIMENSIONS
DESCRIPTION
EM64T series TCXOs are packaged in a miniature 6 pad ceramic SMD
package. With squarewave (CMOS) output, tolerances are available
from ±1.0ppm over -30° to +75°C. The part has a 0.01mF decoupling
capacitor built in.
SPECIFICATION
Product Series Code
TCXO:
VCTCXO:
Frequency Range:
Output Waveform:
Initial Calibration Tolerance:
Standard Frequencies:
EM64T
VEM64T
1.25MHz to 156.0MHz
Squarewave, HCMOS
<±1.0ppm at +25°±2°C
10.0, 12.8, 13.0, 14.4, 15.36,
16.384, 19.2, 19.440, 19.68,
25.0, 20.0, 27.0, 38.880,
40.0, 77.760, 125.0, 155.520
(
)
Operating Temperature Range:
Frequency Stability
vs. Ageing:
vs. Voltage Change:
vs. Load Change:
vs. Reflow (SMD type):
Mechanical Frequency Tuning:
Supply Voltage:
Output Logic Levels:
Rise and Fall Times:
Duty Cycle:
Start-up Time:
Current Consumption:
Output Load:
Storage Temperature:
±1.0 ppm max. first year
±0.3 ppm max. ±5% change
±0.3 ppm max. ±10% change
±1.0ppm max. for one reflow
(
)
±3ppm minimum
+2.8, +3.0, +3.3 or +5.0V
(
Logic High: 90% Vdd min.
Logic Low: 10% Vdd max.
10ns max.
50%±10% standard,
50%±5% option
5ms typical, 10ms max.
15pF
-55~+125°C
INPUT VOLTAGE & CURRENT CONSUMPTION
Input Voltage/
Frequency
8.192MHz
10.0MHz
77.760MHz
155.520MHz
+2.8V
2mA
3mA
14mA
26mA
+3.0
+3.3V
2mA
4mA
17mA
35mA
+5.0 V
5mA
7mA
32mA
50mA
FREQUENCY STABILITY
Frequency Stability (ppm)
0 ~ +50
-10 ~ +60
Temperature
Range (°C)
-20 ~ +70
-30 ~ +75
-40 ~ +85
P
±0.5
ASK
x
x
x
x
±1.0
P
P
x
x
x
±1.5
P
P
P
x
x
±2.0
P
P
P
P
x
±2.5
P
P
P
PP
P
SSB PHASE NOISE at 25°C
Offset
Part =
M64T33
at 10.0Mhz
(dBc/Hz)
at 155.250Mhz
(dBc/Hz)
10Hz
-115
-72
100Hz
-135
-110
1kHz
-148
-125
10kHz
-152
-132
100kHz
-155
-125
PART NUMBERING PROCEDURE
Example:
= available, x = not available, ASK = call Technical Sales
EM64T33-38.880-2.5/-30+75
VEM64T VOLTAGE CONTROL SPECIFICATION
Control Voltage:
Standard = +1.5±1.0Volts for all input
voltages.
±6.0 ppm min. (Vcon = +4.5V±1.0V)
Positive
Frequency Deviation:
Slope Polarity:
Input Impedance:
50k minimum
Modulation Bandwidth: 20kHz minimum
Linearity:
±10% maximum
Series Description
TCXO = EM64GT
VCTCXO = VEM64GT
Supply Voltage
28 = 2.8VDC
3 = 3.0VDC
33 = 3.3 VDC
5 = 5.0 VDC
Frequency (MHz)
Stability over OTR (±ppm)
Operating Temperature Range (OTR) (°C)
Lower and upper limits.
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk
What are the consequences of low and high temperature operation of the power module?
Nowadays, the size of power modules is getting smaller and smaller, the power density is getting higher and higher, and the working environment of the modules is getting worse and worse. Its high and ...
成都亿佰特 Switching Power Supply Study Group
EEWORLD University Hall----Live Replay: STMicroelectronics Home Appliance Three-Phase Motor Control Solution
Live replay: STMicroelectronics three-phase motor control solution for home appliances : https://training.eeworld.com.cn/course/5804...
hi5 Talking
[Raspberry Pi 3B+ Review] Install libjpeg library & drive USB camera
[i=s]This post was last edited by donatello1996 on 2018-12-24 09:21[/i] [size=5] All the functions related to operating images in the Linux system can be directly implemented through the libjpeg libra...
donatello1996 ARM Technology
C language BCD code to decimal (hexadecimal HEX) program
[i=s]This post was last edited by tiankai001 on 2018-12-3 12:21[/i] [b][color=#5E7384]This content is originally created by EEWORLD forum user [size=3]tiankai001[/size]. If you need to reprint or use ...
tiankai001 Programming Basics
Dynamic power management technology based on prior knowledge
Abstract: "Dynamic power management" is a design method to reduce power consumption by dynamically allocating system resources to complete system tasks with the least components or the lowest workload...
zbz0529 Power technology

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2024 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号